Rei Sakamoto vs Steven DiezPrediction, Head-to-Head Results, and Stats
Rei Sakamoto and Steven Diez have met 1 time since 2025; Rei Sakamoto leads 1–0. Across all meetings Sakamoto has taken 2 sets to Diez's 1. Their most recent meeting: Rei Sakamoto won at Heilbronn - Bad Rappenau (2025).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Sakamoto | Diez | ||
|---|---|---|---|---|
| Indicator | Rei Sakamoto | Steven Diez | ||
| Wins in straight sets | 63% | 29/46 | — | |
| Wins a set when losing | 25% | 6/24 | — | |
| Goes to a deciding set | 33% | 23/70 | — | |
| Covers −1.5 sets as favorite | 47% | 23/49 | — | |
| Covers +1.5 sets as underdog | 56% | 10/18 | — | |
| Tiebreak sets won | 51% | 20/39 | — | |
| Wins after taking set 1 | 90% | 37/41 | — | |
| Wins 2-0 after taking set 1 | 71% | 29/41 | — | |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Small sample — read with care. Head-to-head: 0 of 1 completed meetings ended in straight sets (Sakamoto 0, Diez 0).
Style Matchup
Playing styles and historical archetype record
Sakamoto
🤖 Servebot
Diez
🪃 Counterpuncher
Matchup analysis
The 🤖 Servebot archetype wins about 55% vs 🪃 Counterpuncher across 3,438 matches in our dataset: a stylistic lean toward Rei Sakamoto.
Servebot players often use high ace rate and dominant service to pressure the counterpuncher's elite bp conversion.
Previous meetings
1 career meeting, newest first
Jun 1, 2025
Heilbronn - Bad Rappenau
C Clay · 1st Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Sakamoto | Diez |
|---|---|---|
| W-L | 14–6 | - |
| Avg odds | 1.86 | - |
| ROI % | +15.9% | - |
| Units P/L | +3.19u | - |
Travel
Last 30 days
| Metric | Sakamoto | Diez |
|---|---|---|
| Countries | 2 | — |
| Events | 2 | — |
| Matches | 6 | — |
| Distance | 1,092 mi · 1,758 km | — |
| Route | JPN → CHN | — |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Recent Form
Last five matches per player
Alex de Minaur
Shanghai Rolex Masters - Shanghai · 3rd Round
Oct 11
Andrey Rublev
Shanghai Rolex Masters - Shanghai · 2nd Round
Oct 9
Marco Trungelliti
Shanghai Rolex Masters - Shanghai · 1st Round
Oct 7
Kyrian Jacquet
Shanghai Rolex Masters - Shanghai · 3rd Round Qualifying
Oct 6
Seongchan Hong
Shanghai Rolex Masters - Shanghai · 1st Round Qualifying
Oct 5
Matteo Arnaldi
Japan Open Tennis Championships - Tokyo · 1st Round
Sep 30
Anton Shepp
Davis Cup, Group I, 1R, NZL-JPN 1-3 · Rubber 1
Sep 19
Ji Sung Nam
Shanghai Challenger · 1st Round
Sep 8
Rei Sakamoto
Heilbronn - Bad Rappenau · 1st Round Qualifying
Jun 1
Ryan Seggerman
Savannah · 1st Round Qualifying
Apr 20
Joao Lucas Reis Da Silva
Tallahassee · 1st Round Qualifying
Apr 13
Filip Misolic
Girona · 1st Round Qualifying
Mar 24
Pablo Llamas Ruiz
Tenerife 2 Challenger · 1st Round
Feb 11
Mathys Erhard
Tenerife 2 · 2nd Round Qualifying
Feb 10
Adria Soriano Barrera
Tenerife 2 · 1st Round Qualifying
Feb 9
Laurent Lokoli
Olbia Challenger · 1st Round
Oct 15
Win rate
Matches, sets and games won · Last 12 months · 74–74 matches
| Metric | Sakamoto | Diez |
|---|---|---|
| Matches won | 64% | - |
| Sets won | 58% | - |
| Games won | 52% | - |
Record by tier
Head-to-head record by tournament tier
| Stage | Sakamoto | Diez |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Sakamoto | Diez |
|---|---|---|
| Clay | 1 | 0 |
Share this matchup
Copy the link to paste in Discord or group chats.